CVE-2021-27632
Quick assessment
Affected
SAP SE SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
SAP NetWeaver是德国思爱普（SAP）公司的一套面向服务的集成化应用平台。该平台主要为SAP应用程序提供开发和运行环境。 SAP Netweaver 存在代码问题漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
Possible ATT&CK Techniques 2 AI
T1190 · Exploit Public-Facing Application T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-27632
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
SAP Netweaver 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver是德国思爱普（SAP）公司的一套面向服务的集成化应用平台。该平台主要为SAP应用程序提供开发和运行环境。 SAP Netweaver 存在代码问题漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| SAP SE | SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server) | < KRNL32NUC - 7.22 | - |
|
II. Public POCs for CVE-2021-27632
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-27632 (2)
Same Patch Batch · SAP SE · 2021-06-09 · 39 CVEs total
| CVE-2021-33662 | SAP Business One 信息泄露漏洞 | |
| CVE-2021-27621 | SAP Netweaver 信息泄露漏洞 | |
| CVE-2021-27637 | SAP Workforce Performance 信息泄露漏洞 | |
| CVE-2021-27639 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27635 | SAP Netweaver 代码问题漏洞 | |
| CVE-2021-27638 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27641 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27643 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27640 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27642 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27615 | SAP Manufacturing Execution 跨站脚本漏洞 | |
| CVE-2021-33660 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-33666 | SAP Commerce Cloud 跨站脚本漏洞 | |
| CVE-2021-33664 | SAP NetWeaver Application Server 跨站脚本漏洞 | |
| CVE-2021-33661 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-33659 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-33663 | SAP Netweaver 命令注入漏洞 | |
| CVE-2021-33665 | SAP NetWeaver Application Server 跨站脚本漏洞 | |
| CVE-2021-33669 | SAP Mobile安全漏洞 | |
| CVE-2021-27628 | SAP Netweaver 缓冲区错误漏洞 |
Showing top 20 of 39 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-27632
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